Resposta :
primeiro termo é: A = 7 e a razão é r = 4 . (A) (7, 11, 15, 19, 23) (B) (4, 8, 12, 16, 20) (C) (7, 9, 11, 13, 15) (D) (7, 10, 13, 16, 19) .
primeiro termo é: A = 7 e a razão é r = 4 . (A) (7, 11, 15, 19, 23) (B) (4, 8, 12, 16, 20) (C) (7, 9, 11, 13, 15) (D) (7, 10, 13, 16, 19) .